JPH02109422U

JPH02109422U -

Info

Publication number: JPH02109422U
Application number: JP1834089U
Authority: JP
Priority date: 1989-02-17
Filing date: 1989-02-17
Publication date: 1990-08-31

Description

[Brief explanation of drawings]

第１図は第１実施例のロツク状態を示す一部縦
断面図、第２図はロツク解除状態を示す一部縦断
面図、第３図は分解斜視図、第４図は第２実施例
のロツク状態を示す一部縦断面図、第５図はロツ
ク解除状態を示す一部縦断面図、第６図は分解斜
視図、第７図は従来例の一部縦断面図、第８図は
第７図のロツク機構の背面図である。１……容器本体、１ａ……容器本体の側壁、２
，２ａ……切り欠き部、３……被係合部、４……
弾性被係合片、１０……蓋体、１０ａ……蓋体の
側壁、１１……弾性操作片、１３……切り欠き、
１４……弾性操作片本体、１５……係合部、１６
……押圧部。 Fig. 1 is a partial vertical sectional view showing the locked state of the first embodiment, Fig. 2 is a partial vertical sectional view showing the unlocked state, Fig. 3 is an exploded perspective view, and Fig. 4 is the second embodiment. 5 is a partial vertical sectional view showing the unlocked state, FIG. 6 is an exploded perspective view, FIG. 7 is a partial vertical sectional view of the conventional example, and FIG. 8 is a partial longitudinal sectional view showing the locked state. 7 is a rear view of the locking mechanism of FIG. 7; FIG. 1... Container main body, 1a... Side wall of container main body, 2
, 2a... Notch part, 3... Engaged part, 4...
Elastic engaged piece, 10... Lid body, 10a... Side wall of lid body, 11... Elastic operation piece, 13... Notch,
14...Elastic operation piece main body, 15...Engaging portion, 16
...Press section.

Claims

[Claims for Utility Model Registration] An elastic operating piece 11 having an engaging part 15 and a pressing part 16 is integrally formed at a proper position on the side wall 10a of the lid body 10, while the elastic operating piece 11 having an engaging part 15 and a pressing part 16 is integrally formed on the upper side wall 1a of the container body 1. An elastic engaged piece 4 having a portion 3 is integrally formed, and the engaging portion 15 of the elastic operation piece 11 is elastically engaged with the engaged portion 3 of the elastic engaged piece 4 when the lid is covered. On the other hand, by pressing the pressing part 16 of the elastic operating piece 11, the elastic engaged piece 4 or the elastic operating piece 11 is elastically deformed, and the engagement between the engaging part 15 and the engaged part 3 is released. A locking device for a lid of a heat-retaining lunch box, etc., characterized in that it is configured as follows.